code: def __init__(self):
      super().__init__()
      self.notebooks = Dict()
  
file_path: pytorch-lightning/docs/source-app/workflows/build_command_line_interface/app.py
imports: from commands.notebook.run import RunNotebook, RunNotebookConfig
  from lit_jupyter import JupyterLab
  from lightning.app import LightningFlow, LightningApp, CloudCompute
  from lightning.app.structures import Dict
label_desc: Use image node_id 1 to create a new Flow object from inherited base classes: LightningFlow with example: obj = Flow()